High-pressure common rail fuel (HPCR) systems are standard on nearly every diesel engine today, from heavy equipment to over-the-road trucks, light-duty trucks, large generators and more. HPCR fuel ...

Port fuel injection and direct injection are similar but distinct systems, so why do some engine designs include both?

Although not sold in a Pontiac since 1981, the traditional Pontiac V-8 engine continues to benefit technologically from a seemingly endless array of new parts that are being developed to increase ...

Variable injection pressures help displace the diesel particulate filter while dialing up a 12% increase in torque that can be varied to reduce fuel consumption Bobcat Eliminates the DPF on Tier 4 500 ...

The carburetor was invented well over a century ago and served the internal combustion engine well. Later, electronic control was married to carburetors with so-so results. Okay, the results were ...

The key ingredient to maximizing the peak performance of a diesel engine is increasing the amount of diesel being burned. On old mechanical-injection engines, the only way to do this was to modify the ...

Improving fuel efficiency and reducing CO2 emissions as much as possible is one of the main tasks for the struggling American automaker General Motors who is currently facing a 60-day deadline to ...

A teardown of Honda’s R18 engine suggests that added complexity in modern powertrains may come at the expense of long-term ...

The tip of the fuel-system spear, fuel injectors incorporate an electronically controlled valve and a nozzle that sprays fuel into each of an engine’s intake ports, or directly into its cylinders. Now ...

There’s a new crop of engines on the street now that’s cleaner, more fuel efficient and hopefully more reliable than previous models. Most North American heavy-duty diesel engine manufacturers rolled ...